R40.231
Billable
ChapterR00–R99
Ranksubcategory
Official Description
Coma scale, best motor response, none
Metadata & Insights
- •2026 ICD-10-CM Edition - Effective October 1, 2025.
- •Billable/specific code (valid for reimbursement).
- •Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).
Instructional Notes
Includes
- Coma scale motor score of 1
General instructions are available for the parent sections:
Clinical Hierarchy
CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R40-R46Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
R40Somnolence, stupor and coma
R40.2Coma
R40.23Coma scale, best motor response
R40.231Coma scale, best motor response, none
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to R40.231:
blockR40-R46
Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
View context instructionschapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructionsAlphabetic Index Mentions
These are Diagnosis Index lookup paths that route to R40.231. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.
2 raw paths
Coma2 unique routes
with(2 variants)
MS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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